Liberty Mutual vs StartupInsurance.ai: How Do They Compare for Builders Risk Insurance?

Liberty Mutual lists Builder’s Risk in its property portfolio and describes both a named proprietary form and a stand-alone Specialty Property offering. ^3,4Company-reported. Liberty Mutual’s cited product or program overview documents this description. It does not establish the issuing insurer for an individual quote, exact state or provincial availability, the policy form, complete exclusions, or terms offered to a particular buyer; confirm those in the quote and policy documents.

StartupInsurance.ai does not underwrite builders risk coverage itself. ContractorNerd Insurance Services, LLC, the licensed property and casualty agency behind the brand, is licensed in all 50 states and arranges placement; its terms describe the company as an insurance agency/producer that does not underwrite insurance. ^8,9,6Company-reported. ContractorNerd's terms and conditions and insurance-licenses page; describes the brokerage's general role, not builders-risk-specific placement terms.

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The homepage's carrier panel names six insurers at the program level (The Hartford, Chubb, Coalition, Tokio Marine HCC, Travelers and CNA) but does not state which one, if any, underwrites a given company's builders risk policy. ⁶Not publicly disclosed. Carrier panel is program-wide rather than broken out by line; the insurer for a builders risk placement is not disclosed on the pages reviewed and varies by placement.

The page addresses contractors and property owners with single projects or portfolios and describes construction projects ranging from buildings to infrastructure; its published project thresholds apply only to the named program option. ^3,4Company-reported. Liberty Mutual’s cited product or program overview documents this description. It does not establish the issuing insurer for an individual quote, exact state or provincial availability, the policy form, complete exclusions, or terms offered to a particular buyer; confirm those in the quote and policy documents.

The section frames these seven lines around founders "building robots, hardware, energy or defense tech," saying StartupInsurance.ai treats them as "our daily lines, not our exceptions" — positioning builders risk as a line it places regularly for hardware-adjacent startups with a construction or build-out project, rather than as a rare add-on. ⁶Company-reported. Same homepage section; describes the target customer segment StartupInsurance.ai says it serves for this catalogue of lines, not formal underwriting eligibility criteria.

The builder’s-risk page describes protection during construction, including materials, labor, construction-management fees, temporary structures and landscaping materials; actual coverage remains form-specific. ^3,4Company-reported. Liberty Mutual’s cited product or program overview documents this description. It does not establish the issuing insurer for an individual quote, exact state or provincial availability, the policy form, complete exclusions, or terms offered to a particular buyer; confirm those in the quote and policy documents.

StartupInsurance.ai lists Builders Risk among seven lines in the homepage's "Physical risk, because AI outgrew software" section — Products Liability, Inland Marine, Tools and Equipment, Commercial Auto, Builders Risk, Surety and Property — offered alongside the core startup program of GL, cyber, D&O and related lines. ⁶Company-reported. Homepage "Physical risk, because AI outgrew software" section as read on 2026-09-23; the reviewed page names the line but does not describe project types, coverage period, or specific policy terms.

The cited public overview does not establish the limits, deductibles, exclusions or form terms that would apply to a specific buyer. ^3,4Not publicly disclosed. Ask for the quote and specimen or issued policy forms before treating a listed feature as covered.

The reviewed pages do not publish sample builders risk project-value limits, covered perils, or policy-period terms. ^6,7Not found in reviewed sources. Homepage and quote-intake screen as read on 2026-09-23; limits would only surface on an actual quote.

Liberty Mutual describes property underwriting, risk-engineering and claims teams working together on complex property risks. ^3,4Company-reported. Liberty Mutual’s cited product or program overview documents this description. It does not establish the issuing insurer for an individual quote, exact state or provincial availability, the policy form, complete exclusions, or terms offered to a particular buyer; confirm those in the quote and policy documents.

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The physical-risk section's call to action reads "Ask about your insurance requirements →" rather than the "Get Quotes" button used elsewhere on the homepage, indicating builders risk is discussed with a specialist rather than quoted through a self-serve form. ⁶Company-reported. Homepage "Physical risk, because AI outgrew software" section as read on 2026-09-23; the page does not describe what that conversation covers.

The public quote-application's coverage-selection screen offers seven checkboxes (D&O, Cyber, Tech E&O, EPL, Fiduciary, Crime and GL); Builders Risk is not one of them, so it is not part of that self-serve intake flow. ⁷Not found in reviewed sources. Initial coverage-selection screen of the quote application as read on 2026-09-23; a later screen or specialist conversation could still address this line.